#8A9BBC
Closest named color: Cool Gray (#8D99AE). oklch(68.8% 0.053 263.6), rgb(138, 155, 188).
Aa
Black text reads best on this color (7.49:1).
About this color
#8A9BBC is a medium-light, muted blue. In OKLCH its lightness is 69%, its chroma 0.053 and its hue 264°. Its hue sits on the cool side of the wheel. The nearest named color is Cool Gray (#8D99AE), ΔE 0.020 away. Black text reads best on it, at 7.49:1.
| Hue family | Blues |
| Lightness | medium-light (69%) |
| Chroma | muted (0.053) |
| Temperature | cool |
| Nearest name | Cool Gray (#8D99AE) |
| Black text | 7.49:1 |
| White text | 2.80:1 |
Values
| HEX | #8A9BBC |
| RGB | rgb(138, 155, 188) |
| HSL | hsl(220, 27%, 64%) |
| OKLCH | oklch(68.8% 0.053 263.6) |
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 #8A9BBC | 2.80:1 | Fails | Lc -59.2 | Large or bold text, headings |
| Black text on #8A9BBC | 7.49:1 | AAA | Lc 50.1 | Large or bold text, headings |
| #8A9BBC text on white | 2.80:1 | Fails | Lc 53.9 | Large or bold text, headings |
| #8A9BBC text on black | 7.49:1 | AAA | Lc -47.9 | 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
#F4F5F8
oklch(97% 0.004 271.4)
-
Step 100
100
#E6EAF0
oklch(93.6% 0.009 258.3)
-
Step 200
200
#D3D9E6
oklch(88.5% 0.019 266)
-
Step 300
300
#B6C1D7
oklch(80.9% 0.033 264.4)
-
Step 400
400 (this color)
#8A9BBC
oklch(68.8% 0.053 263.6)
-
Step 500
500
#758AB3
oklch(63.2% 0.067 263.5)
-
Step 600
600
#5D739F
oklch(55.6% 0.074 263.7)
-
Step 700
700
#4D6088
oklch(49.1% 0.069 264.5)
-
Step 800
800
#3F4F6E
oklch(42.8% 0.056 263.2)
-
Step 900
900
#364259
oklch(37.8% 0.043 263.1)
-
Step 950
950
#1F2634
oklch(26.8% 0.028 263.9)
#8A9BBC 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) | #909DBE | 0.010 |
| Deuteranopia (no green cones) | #8C98BB | 0.008 |
| Tritanopia (no blue cones) | #7DA2A6 | 0.047 |
| Achromatopsia (no color) | #9A9A9A | 0.053 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #8A9BBC
#8A9BBC
oklch(68.8% 0.053 263.6)
- #AA9876
#AA9876
oklch(68.7% 0.052 83.2)
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 #8A9BBC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cool Gray #8D99AE ΔE 0.020
- Bluey Grey #89A0B0 ΔE 0.026
- Bluegrey #85A3B2 ΔE 0.031
- Greyblue #77A1B5 ΔE 0.032
- Cool Steel #97A7B3 ΔE 0.045
- Cool Grey #95A3A6 ΔE 0.048
- Silver Lake Blue #778DA9 ΔE 0.052
- Blue Grey #758DA3 ΔE 0.058
Use #8A9BBC 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.