#7C81A5
Closest named color: Lavender Gray (#7E7F9A). oklch(61.2% 0.055 278.5), rgb(124, 129, 165).
Aa
Black text reads best on this color (5.54:1).
About this color
#7C81A5 is a medium-dark, muted blue. In OKLCH its lightness is 61%, its chroma 0.055 and its hue 278°. Its hue sits on the cool side of the wheel. The nearest named color is Lavender Gray (#7E7F9A), ΔE 0.016 away. Black text reads best on it, at 5.54:1.
| Hue family | Blues |
| Lightness | medium-dark (61%) |
| Chroma | muted (0.055) |
| Temperature | cool |
| Nearest name | Lavender Gray (#7E7F9A) |
| Black text | 5.54:1 |
| White text | 3.79:1 |
Values
| HEX | #7C81A5 |
| RGB | rgb(124, 129, 165) |
| HSL | hsl(233, 19%, 57%) |
| OKLCH | oklch(61.2% 0.055 278.5) |
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 #7C81A5 | 3.79:1 | AA large text | Lc -70.9 | Content text, not long reading |
| Black text on #7C81A5 | 5.54:1 | AA | Lc 38.6 | Non-text elements, placeholder text |
| #7C81A5 text on white | 3.79:1 | AA large text | Lc 65.4 | Content text, not long reading |
| #7C81A5 text on black | 5.54:1 | AA | Lc -36.2 | 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
#F5F5F8
oklch(97.1% 0.004 286.3)
-
Step 100
100
#E8E9EF
oklch(93.5% 0.008 278.6)
-
Step 200
200
#D7D8E3
oklch(88.5% 0.015 281.9)
-
Step 300
300
#BCBFD2
oklch(80.8% 0.027 278.6)
-
Step 400
400
#9A9EBC
oklch(70.6% 0.044 279.2)
-
Step 500
500 (this color)
#7C81A5
oklch(61.2% 0.055 278.5)
-
Step 600
600
#6B7096
oklch(55.6% 0.059 278.5)
-
Step 700
700
#595E80
oklch(49.1% 0.055 277.7)
-
Step 800
800
#494D68
oklch(42.8% 0.045 277.8)
-
Step 900
900
#3D4055
oklch(37.8% 0.036 278.2)
-
Step 950
950
#242532
oklch(26.9% 0.024 281.2)
#7C81A5 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) | #7785A7 | 0.012 |
| Deuteranopia (no green cones) | #7582A4 | 0.010 |
| Tritanopia (no blue cones) | #72878D | 0.048 |
| Achromatopsia (no color) | #838383 | 0.055 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7C81A5
#7C81A5
oklch(61.2% 0.055 278.5)
- #8C855E
#8C855E
oklch(61.3% 0.056 99.2)
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 #7C81A5, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Lavender Gray #7E7F9A ΔE 0.016
- Light Slate Gray #778899 ΔE 0.032
- Silver Lake Blue #778DA9 ΔE 0.033
- Steel #738595 ΔE 0.033
- Blue Grey #758DA3 ΔE 0.036
- Slate Gray #708090 ΔE 0.038
- Purpley Grey #947E94 ΔE 0.042
- Dusty Blue #5A86AD ΔE 0.043
Use #7C81A5 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.