#81A7CD
Closest named color: Bluegrey (#85A3B2). oklch(71.4% 0.07 248.8), rgb(129, 167, 205).
Aa
Black text reads best on this color (8.34:1).
About this color
#81A7CD is a medium-light, muted blue. In OKLCH its lightness is 71%, its chroma 0.070 and its hue 249°. Its hue sits on the cool side of the wheel. The nearest named color is Bluegrey (#85A3B2), ΔE 0.038 away. Black text reads best on it, at 8.34:1.
| Hue family | Blues |
| Lightness | medium-light (71%) |
| Chroma | muted (0.070) |
| Temperature | cool |
| Nearest name | Bluegrey (#85A3B2) |
| Black text | 8.34:1 |
| White text | 2.51:1 |
Values
| HEX | #81A7CD |
| RGB | rgb(129, 167, 205) |
| HSL | hsl(210, 43%, 65%) |
| OKLCH | oklch(71.4% 0.07 248.8) |
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 #81A7CD | 2.51:1 | Fails | Lc -54.4 | Large or bold text, headings |
| Black text on #81A7CD | 8.34:1 | AAA | Lc 54.7 | Large or bold text, headings |
| #81A7CD text on white | 2.51:1 | Fails | Lc 49.3 | Large or bold text, headings |
| #81A7CD text on black | 8.34:1 | AAA | Lc -52.6 | 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
#F2F6F9
oklch(97.1% 0.006 239.8)
-
Step 100
100
#E4EBF2
oklch(93.7% 0.012 248)
-
Step 200
200
#CDDBE9
oklch(88.5% 0.025 248.1)
-
Step 300
300
#ACC4DC
oklch(81% 0.043 248.4)
-
Step 400
400 (this color)
#81A7CD
oklch(71.4% 0.07 248.8)
-
Step 500
500
#5D8EBD
oklch(63.1% 0.089 248.4)
-
Step 600
600
#4377A9
oklch(55.5% 0.096 249.1)
-
Step 700
700
#346491
oklch(49% 0.09 248.7)
-
Step 800
800
#2C5276
oklch(42.8% 0.074 248.8)
-
Step 900
900
#28445F
oklch(37.7% 0.058 248.7)
-
Step 950
950
#182838
oklch(27.1% 0.037 249.3)
#81A7CD 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) | #98A8CF | 0.030 |
| Deuteranopia (no green cones) | #8FA0CC | 0.024 |
| Tritanopia (no blue cones) | #67B0B4 | 0.059 |
| Achromatopsia (no color) | #A3A3A3 | 0.070 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #81A7CD
#81A7CD
oklch(71.4% 0.07 248.8)
- #C09B73
#C09B73
oklch(71.4% 0.07 68.5)
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 #81A7CD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bluegrey #85A3B2 ΔE 0.038
- Greyblue #77A1B5 ΔE 0.039
- Bluey Grey #89A0B0 ΔE 0.041
- Cool Steel #97A7B3 ΔE 0.045
- Cool Gray #8D99AE ΔE 0.050
- Cool Grey #95A3A6 ΔE 0.058
- Pewter #96A8A1 ΔE 0.069
- Light Grey Blue #9DBCD4 ΔE 0.070
Use #81A7CD 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.