#8A9BB0
Closest named color: Cool Gray (#8D99AE). oklch(68.3% 0.037 253.8), rgb(138, 155, 176).
Aa
Black text reads best on this color (7.39:1).
About this color
#8A9BB0 is a medium-light, muted blue. In OKLCH its lightness is 68%, its chroma 0.037 and its hue 254°. Its hue sits on the cool side of the wheel. The nearest named color is Cool Gray (#8D99AE), ΔE 0.006 away. Black text reads best on it, at 7.39:1.
| Hue family | Blues |
| Lightness | medium-light (68%) |
| Chroma | muted (0.037) |
| Temperature | cool |
| Nearest name | Cool Gray (#8D99AE) |
| Black text | 7.39:1 |
| White text | 2.83:1 |
Values
| HEX | #8A9BB0 |
| RGB | rgb(138, 155, 176) |
| HSL | hsl(213, 19%, 62%) |
| OKLCH | oklch(68.3% 0.037 253.8) |
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 #8A9BB0 | 2.83:1 | Fails | Lc -59.8 | Large or bold text, headings |
| Black text on #8A9BB0 | 7.39:1 | AAA | Lc 49.6 | Large or bold text, headings |
| #8A9BB0 text on white | 2.83:1 | Fails | Lc 54.5 | Large or bold text, headings |
| #8A9BB0 text on black | 7.39:1 | AAA | Lc -47.4 | 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
#F4F5F7
oklch(97% 0.003 264.5)
-
Step 100
100
#E7EAEE
oklch(93.6% 0.006 255.5)
-
Step 200
200
#D3DAE2
oklch(88.5% 0.013 251.6)
-
Step 300
300
#B7C2CF
oklch(81% 0.022 252.5)
-
Step 400
400 (this color)
#8A9BB0
oklch(68.3% 0.037 253.8)
-
Step 500
500
#768BA6
oklch(63% 0.048 254.8)
-
Step 600
600
#5F7591
oklch(55.6% 0.051 254.7)
-
Step 700
700
#4E627B
oklch(49% 0.047 254.3)
-
Step 800
800
#405064
oklch(42.6% 0.039 254.2)
-
Step 900
900
#364352
oklch(37.8% 0.031 252.3)
-
Step 950
950
#202730
oklch(27% 0.02 254.8)
#8A9BB0 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) | #949BB1 | 0.014 |
| Deuteranopia (no green cones) | #8F98B0 | 0.010 |
| Tritanopia (no blue cones) | #80A0A2 | 0.032 |
| Achromatopsia (no color) | #999999 | 0.037 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #8A9BB0
#8A9BB0
oklch(68.3% 0.037 253.8)
- #A79681
#A79681
oklch(68.2% 0.036 73)
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 #8A9BB0, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cool Gray #8D99AE ΔE 0.006
- Bluey Grey #89A0B0 ΔE 0.014
- Bluegrey #85A3B2 ΔE 0.022
- Greyblue #77A1B5 ΔE 0.026
- Cool Grey #95A3A6 ΔE 0.035
- Cool Steel #97A7B3 ΔE 0.039
- Silver Lake Blue #778DA9 ΔE 0.049
- Blue Grey #758DA3 ΔE 0.051
Use #8A9BB0 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.