#6175DD
Closest named color: Cornflower (#6A79F7). oklch(59.8% 0.159 272.6), rgb(97, 117, 221).
Aa
Black text reads best on this color (5.09:1).
About this color
#6175DD is a medium-dark, vivid blue. In OKLCH its lightness is 60%, its chroma 0.159 and its hue 273°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower (#6A79F7), ΔE 0.042 away. Black text reads best on it, at 5.09:1.
| Hue family | Blues |
| Lightness | medium-dark (60%) |
| Chroma | vivid (0.159) |
| Temperature | cool |
| Nearest name | Cornflower (#6A79F7) |
| Black text | 5.09:1 |
| White text | 4.12:1 |
Values
| HEX | #6175DD |
| RGB | rgb(97, 117, 221) |
| HSL | hsl(230, 65%, 62%) |
| OKLCH | oklch(59.8% 0.159 272.6) |
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 #6175DD | 4.12:1 | AA large text | Lc -73.6 | Content text, not long reading |
| Black text on #6175DD | 5.09:1 | AA | Lc 36.0 | Non-text elements, placeholder text |
| #6175DD text on white | 4.12:1 | AA large text | Lc 68.1 | Content text, not long reading |
| #6175DD text on black | 5.09:1 | AA | Lc -33.6 | 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
#F3F5FD
oklch(97.1% 0.011 274.9)
-
Step 100
100
#E4E9F9
oklch(93.5% 0.022 272.1)
-
Step 200
200
#CFD8F7
oklch(88.5% 0.044 272.7)
-
Step 300
300
#AFBEF4
oklch(80.9% 0.078 272.5)
-
Step 400
400
#869BEE
oklch(70.8% 0.124 272.1)
-
Step 500
500 (this color)
#6175DD
oklch(59.8% 0.159 272.6)
-
Step 600
600
#5466D6
oklch(55.6% 0.172 272.7)
-
Step 700
700
#4454BA
oklch(49.1% 0.161 272.4)
-
Step 800
800
#384596
oklch(42.6% 0.133 272.6)
-
Step 900
900
#303B78
oklch(37.7% 0.104 272.8)
-
Step 950
950
#1C2346
oklch(27% 0.065 272.8)
#6175DD 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) | #4483E1 | 0.043 |
| Deuteranopia (no green cones) | #3278DB | 0.046 |
| Tritanopia (no blue cones) | #148C9E | 0.141 |
| Achromatopsia (no color) | #7D7D7D | 0.159 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6175DD
#6175DD
oklch(59.8% 0.159 272.6)
- #997D00
#997D00
oklch(59.9% 0.123 93.1)
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 #6175DD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower #6A79F7 ΔE 0.042
- Soft Blue #6488EA ΔE 0.051
- Royal Blue #4169E1 ΔE 0.052
- Medium Slate Blue #7B68EE ΔE 0.053
- Dark Periwinkle #665FD1 ΔE 0.055
- Dark Sky Blue #448EE4 ΔE 0.066
- Windows Blue #3778BF ΔE 0.066
- Light Indigo #6D5ACF ΔE 0.067
Use #6175DD 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.