#8A9AAF
Closest named color: Cool Gray (#8D99AE). oklch(68.1% 0.036 255.3), rgb(138, 154, 175).
Aa
Black text reads best on this color (7.32:1).
About this color
#8A9AAF is a medium-light, muted blue. In OKLCH its lightness is 68%, its chroma 0.036 and its hue 255°. Its hue sits on the cool side of the wheel. The nearest named color is Cool Gray (#8D99AE), ΔE 0.004 away. Black text reads best on it, at 7.32:1.
| Hue family | Blues |
| Lightness | medium-light (68%) |
| Chroma | muted (0.036) |
| Temperature | cool |
| Nearest name | Cool Gray (#8D99AE) |
| Black text | 7.32:1 |
| White text | 2.86:1 |
Values
| HEX | #8A9AAF |
| RGB | rgb(138, 154, 175) |
| HSL | hsl(214, 19%, 61%) |
| OKLCH | oklch(68.1% 0.036 255.3) |
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 #8A9AAF | 2.86:1 | Fails | Lc -60.2 | Content text, not long reading |
| Black text on #8A9AAF | 7.32:1 | AAA | Lc 49.2 | Large or bold text, headings |
| #8A9AAF text on white | 2.86:1 | Fails | Lc 54.9 | Large or bold text, headings |
| #8A9AAF text on black | 7.32:1 | AAA | Lc -46.9 | 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
#F4F5F7
oklch(97% 0.003 264.5)
-
Step 100
100
#E7EAEE
oklch(93.6% 0.006 255.5)
-
Step 200
200
#D4DAE1
oklch(88.6% 0.012 252.1)
-
Step 300
300
#B7C2CF
oklch(81% 0.022 252.5)
-
Step 400
400 (this color)
#8A9AAF
oklch(68.1% 0.036 255.3)
-
Step 500
500
#778BA6
oklch(63.1% 0.047 256)
-
Step 600
600
#607591
oklch(55.6% 0.05 255.7)
-
Step 700
700
#4F627B
oklch(49% 0.047 255.4)
-
Step 800
800
#415064
oklch(42.7% 0.038 255.7)
-
Step 900
900
#374352
oklch(37.8% 0.03 254.2)
-
Step 950
950
#202730
oklch(27% 0.02 254.8)
#8A9AAF 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) | #939BB0 | 0.013 |
| Deuteranopia (no green cones) | #8F97AF | 0.010 |
| Tritanopia (no blue cones) | #809EA1 | 0.030 |
| Achromatopsia (no color) | #989898 | 0.036 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #8A9AAF
#8A9AAF
oklch(68.1% 0.036 255.3)
- #A69680
#A69680
oklch(68.1% 0.037 75.8)
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 #8A9AAF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cool Gray #8D99AE ΔE 0.004
- Bluey Grey #89A0B0 ΔE 0.016
- Bluegrey #85A3B2 ΔE 0.024
- Greyblue #77A1B5 ΔE 0.028
- Cool Grey #95A3A6 ΔE 0.036
- Cool Steel #97A7B3 ΔE 0.041
- Silver Lake Blue #778DA9 ΔE 0.046
- Blue Grey #758DA3 ΔE 0.049
Use #8A9AAF 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.