#8397AE
Closest named color: Cool Gray (#8D99AE). oklch(66.9% 0.041 252), rgb(131, 151, 174).
Aa
Black text reads best on this color (7.00:1).
About this color
#8397AE is a medium-light, muted blue. In OKLCH its lightness is 67%, its chroma 0.041 and its hue 252°. Its hue sits on the cool side of the wheel. The nearest named color is Cool Gray (#8D99AE), ΔE 0.015 away. Black text reads best on it, at 7.00:1.
| Hue family | Blues |
| Lightness | medium-light (67%) |
| Chroma | muted (0.041) |
| Temperature | cool |
| Nearest name | Cool Gray (#8D99AE) |
| Black text | 7.00:1 |
| White text | 2.99:1 |
Values
| HEX | #8397AE |
| RGB | rgb(131, 151, 174) |
| HSL | hsl(212, 21%, 60%) |
| OKLCH | oklch(66.9% 0.041 252) |
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 #8397AE | 2.99:1 | Fails | Lc -62.0 | Content text, not long reading |
| Black text on #8397AE | 7.00:1 | AAA | Lc 47.4 | Large or bold text, headings |
| #8397AE text on white | 2.99:1 | Fails | Lc 56.7 | Large or bold text, headings |
| #8397AE text on black | 7.00:1 | AAA | Lc -45.1 | 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 500.
-
Step 50
50
#F4F5F7
oklch(97% 0.003 264.5)
-
Step 100
100
#E7EAEE
oklch(93.6% 0.006 255.5)
-
Step 200
200
#D4DAE0
oklch(88.6% 0.011 247.9)
-
Step 300
300
#B8C2CE
oklch(81% 0.02 252.9)
-
Step 400
400
#93A2B5
oklch(70.7% 0.033 254.4)
-
Step 500
500 (this color)
#8397AE
oklch(66.9% 0.041 252)
-
Step 600
600
#61758D
oklch(55.5% 0.044 253.2)
-
Step 700
700
#506378
oklch(49.2% 0.041 251.2)
-
Step 800
800
#415062
oklch(42.6% 0.036 253.2)
-
Step 900
900
#374350
oklch(37.8% 0.027 250.6)
-
Step 950
950
#21272F
oklch(27% 0.017 255.7)
#8397AE 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) | #8F97AF | 0.016 |
| Deuteranopia (no green cones) | #8A93AE | 0.014 |
| Tritanopia (no blue cones) | #779C9E | 0.036 |
| Achromatopsia (no color) | #959595 | 0.041 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #8397AE
#8397AE
oklch(66.9% 0.041 252)
- #A5917A
#A5917A
oklch(66.8% 0.041 70.9)
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 #8397AE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cool Gray #8D99AE ΔE 0.015
- Bluey Grey #89A0B0 ΔE 0.027
- Greyblue #77A1B5 ΔE 0.029
- Bluegrey #85A3B2 ΔE 0.033
- Silver Lake Blue #778DA9 ΔE 0.033
- Blue Grey #758DA3 ΔE 0.036
- Cool Grey #95A3A6 ΔE 0.048
- Light Slate Gray #778899 ΔE 0.050
Use #8397AE 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.