#7577E7
Closest named color: Cornflower (#6A79F7). oklch(62.2% 0.165 279.7), rgb(117, 119, 231).
Aa
Black text reads best on this color (5.54:1).
About this color
#7577E7 is a medium-light, vivid blue. In OKLCH its lightness is 62%, its chroma 0.165 and its hue 280°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower (#6A79F7), ΔE 0.027 away. Black text reads best on it, at 5.54:1.
| Hue family | Blues |
| Lightness | medium-light (62%) |
| Chroma | vivid (0.165) |
| Temperature | cool |
| Nearest name | Cornflower (#6A79F7) |
| Black text | 5.54:1 |
| White text | 3.78:1 |
Values
| HEX | #7577E7 |
| RGB | rgb(117, 119, 231) |
| HSL | hsl(239, 70%, 68%) |
| OKLCH | oklch(62.2% 0.165 279.7) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #7577E7 | 3.78:1 | AA large text | Lc -70.7 | Content text, not long reading |
| Black text on #7577E7 | 5.54:1 | AA | Lc 38.9 | Non-text elements, placeholder text |
| #7577E7 text on white | 3.78:1 | AA large text | Lc 65.2 | Content text, not long reading |
| #7577E7 text on black | 5.54:1 | AA | Lc -36.5 | Non-text elements, placeholder text |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 500.
-
Step 50
50
#F4F5FD
oklch(97.2% 0.011 280.5)
-
Step 100
100
#E6E9FA
oklch(93.7% 0.023 277.9)
-
Step 200
200
#D2D7F7
oklch(88.5% 0.044 278.4)
-
Step 300
300
#B5BCF5
oklch(81% 0.081 279)
-
Step 400
400
#9197F0
oklch(70.8% 0.129 279.6)
-
Step 500
500 (this color)
#7577E7
oklch(62.2% 0.165 279.7)
-
Step 600
600
#6260D8
oklch(55.6% 0.179 279.6)
-
Step 700
700
#524EBC
oklch(49.1% 0.168 279.9)
-
Step 800
800
#434198
oklch(42.8% 0.138 279.8)
-
Step 900
900
#383879
oklch(37.7% 0.108 279.9)
-
Step 950
950
#202147
oklch(26.9% 0.069 279.5)
#7577E7 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #4488EB | 0.063 |
| Deuteranopia (no green cones) | #3A7FE5 | 0.064 |
| Tritanopia (no blue cones) | #498FA4 | 0.143 |
| Achromatopsia (no color) | #838383 | 0.166 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7577E7
#7577E7
oklch(62.2% 0.165 279.7)
- #9A8700
#9A8700
oklch(62.2% 0.129 99.3)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #7577E7, closest first.
No curated palette has a color within ΔE 0.04 of #7577E7.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower #6A79F7 ΔE 0.027
- Medium Slate Blue #7B68EE ΔE 0.038
- Soft Blue #6488EA ΔE 0.045
- Medium Purple #9370DB ΔE 0.049
- Periwinkle #8E82FE ΔE 0.057
- Lavender Blue #8B88F8 ΔE 0.059
- Perrywinkle #8F8CE7 ΔE 0.069
- Dark Periwinkle #665FD1 ΔE 0.070
Use #7577E7 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.