#7591EB
Closest named color: Cornflower Blue (#6495ED). oklch(67.5% 0.137 269.4), rgb(117, 145, 235).
Aa
Black text reads best on this color (7.00:1).
About this color
#7591EB is a medium-light, moderately saturated blue. In OKLCH its lightness is 67%, its chroma 0.137 and its hue 269°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower Blue (#6495ED), ΔE 0.020 away. Black text reads best on it, at 7.00:1.
| Hue family | Blues |
| Lightness | medium-light (67%) |
| Chroma | moderately saturated (0.137) |
| Temperature | cool |
| Nearest name | Cornflower Blue (#6495ED) |
| Black text | 7.00:1 |
| White text | 2.99:1 |
Values
| HEX | #7591EB |
| RGB | rgb(117, 145, 235) |
| HSL | hsl(226, 75%, 69%) |
| OKLCH | oklch(67.5% 0.137 269.4) |
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 #7591EB | 2.99:1 | Fails | Lc -61.9 | Content text, not long reading |
| Black text on #7591EB | 7.00:1 | AAA | Lc 47.5 | Large or bold text, headings |
| #7591EB text on white | 2.99:1 | Fails | Lc 56.5 | Large or bold text, headings |
| #7591EB text on black | 7.00:1 | AAA | Lc -45.3 | Large or bold text, headings |
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 400.
-
Step 50
50
#F2F5FD
oklch(97% 0.011 269.6)
-
Step 100
100
#E3EAFB
oklch(93.7% 0.024 267.9)
-
Step 200
200
#CCD8FA
oklch(88.4% 0.049 270)
-
Step 300
300
#AABFF9
oklch(80.9% 0.086 269)
-
Step 400
400 (this color)
#7591EB
oklch(67.5% 0.137 269.4)
-
Step 500
500
#607FF2
oklch(63.1% 0.175 269.5)
-
Step 600
600
#4965E1
oklch(55.6% 0.191 269.6)
-
Step 700
700
#3B53C3
oklch(49.1% 0.177 269.6)
-
Step 800
800
#30459E
oklch(42.8% 0.147 269.2)
-
Step 900
900
#2A3B7D
oklch(37.7% 0.114 269.4)
-
Step 950
950
#182349
oklch(26.9% 0.072 269)
#7591EB 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) | #6E9AEF | 0.023 |
| Deuteranopia (no green cones) | #6190E9 | 0.024 |
| Tritanopia (no blue cones) | #41A4B3 | 0.122 |
| Achromatopsia (no color) | #959595 | 0.137 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7591EB
#7591EB
oklch(67.5% 0.137 269.4)
- #B89104
#B89104
oklch(67.4% 0.137 89.3)
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 #7591EB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower Blue #6495ED ΔE 0.020
- Soft Blue #6488EA ΔE 0.033
- Perrywinkle #8F8CE7 ΔE 0.035
- Lavender Blue #8B88F8 ΔE 0.042
- Chefchaouen Blue #4895EF ΔE 0.044
- Periwinkle Blue #8F99FB ΔE 0.047
- Dark Sky Blue #448EE4 ΔE 0.053
- Periwinkle #8E82FE ΔE 0.059
Use #7591EB 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.