#6E91A4
Closest named color: Blue Grey (#758DA3). oklch(63.7% 0.048 232.2), rgb(110, 145, 164).
Aa
Black text reads best on this color (6.24:1).
About this color
#6E91A4 is a medium-light, muted blue. In OKLCH its lightness is 64%, its chroma 0.048 and its hue 232°. Its hue sits on the cool side of the wheel. The nearest named color is Blue Grey (#758DA3), ΔE 0.013 away. Black text reads best on it, at 6.24:1.
| Hue family | Blues |
| Lightness | medium-light (64%) |
| Chroma | muted (0.048) |
| Temperature | cool |
| Nearest name | Blue Grey (#758DA3) |
| Black text | 6.24:1 |
| White text | 3.36:1 |
Values
| HEX | #6E91A4 |
| RGB | rgb(110, 145, 164) |
| HSL | hsl(201, 23%, 54%) |
| OKLCH | oklch(63.7% 0.048 232.2) |
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 #6E91A4 | 3.36:1 | AA large text | Lc -66.5 | Content text, not long reading |
| Black text on #6E91A4 | 6.24:1 | AA | Lc 43.0 | Non-text elements, placeholder text |
| #6E91A4 text on white | 3.36:1 | AA large text | Lc 61.0 | Content text, not long reading |
| #6E91A4 text on black | 6.24:1 | AA | Lc -40.7 | 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
#F3F6F7
oklch(97.1% 0.003 219.5)
-
Step 100
100
#E6EBEE
oklch(93.7% 0.007 233.6)
-
Step 200
200
#D1DBE0
oklch(88.5% 0.013 228.9)
-
Step 300
300
#B2C4CD
oklch(80.9% 0.023 229.2)
-
Step 400
400
#8AA5B4
oklch(70.6% 0.037 232.3)
-
Step 500
500 (this color)
#6E91A4
oklch(63.7% 0.048 232.2)
-
Step 600
600
#54798D
oklch(55.6% 0.052 232.6)
-
Step 700
700
#446678
oklch(49.2% 0.049 232.2)
-
Step 800
800
#385362
oklch(42.7% 0.041 233.3)
-
Step 900
900
#314550
oklch(37.8% 0.031 232.7)
-
Step 950
950
#1D282F
oklch(27% 0.02 236.4)
#6E91A4 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) | #8890A5 | 0.034 |
| Deuteranopia (no green cones) | #8089A4 | 0.031 |
| Tritanopia (no blue cones) | #5C9697 | 0.035 |
| Achromatopsia (no color) | #8C8C8C | 0.048 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6E91A4
#6E91A4
oklch(63.7% 0.048 232.2)
- #A48471
#A48471
oklch(63.8% 0.048 52.3)
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 #6E91A4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blue Grey #758DA3 ΔE 0.013
- Silver Lake Blue #778DA9 ΔE 0.019
- Light Slate Gray #778899 ΔE 0.027
- Steel #738595 ΔE 0.035
- Cadet Blue #5F9EA0 ΔE 0.042
- Faded Blue #658CBB ΔE 0.043
- Dusty Blue #5A86AD ΔE 0.046
- Greyblue #77A1B5 ΔE 0.049
Use #6E91A4 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.