#8197AC
Closest named color: Cool Gray (#8D99AE). oklch(66.7% 0.04 247.2), rgb(129, 151, 172).
Aa
Black text reads best on this color (6.95:1).
About this color
#8197AC is a medium-light, muted blue. In OKLCH its lightness is 67%, its chroma 0.040 and its hue 247°. Its hue sits on the cool side of the wheel. The nearest named color is Cool Gray (#8D99AE), ΔE 0.018 away. Black text reads best on it, at 6.95:1.
| Hue family | Blues |
| Lightness | medium-light (67%) |
| Chroma | muted (0.040) |
| Temperature | cool |
| Nearest name | Cool Gray (#8D99AE) |
| Black text | 6.95:1 |
| White text | 3.01:1 |
Values
| HEX | #8197AC |
| RGB | rgb(129, 151, 172) |
| HSL | hsl(209, 21%, 59%) |
| OKLCH | oklch(66.7% 0.04 247.2) |
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 #8197AC | 3.01:1 | AA large text | Lc -62.3 | Content text, not long reading |
| Black text on #8197AC | 6.95:1 | AA | Lc 47.1 | Large or bold text, headings |
| #8197AC text on white | 3.01:1 | AA large text | Lc 56.9 | Large or bold text, headings |
| #8197AC text on black | 6.95:1 | AA | Lc -44.8 | Non-text elements, placeholder text |
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
#F4F6F7
oklch(97.2% 0.003 228.8)
-
Step 100
100
#E7EAED
oklch(93.6% 0.005 247.9)
-
Step 200
200
#D4DAE0
oklch(88.6% 0.011 247.9)
-
Step 300
300
#B7C2CD
oklch(80.9% 0.02 248.1)
-
Step 400
400
#92A3B4
oklch(70.8% 0.031 248.3)
-
Step 500
500 (this color)
#8197AC
oklch(66.7% 0.04 247.2)
-
Step 600
600
#5F768C
oklch(55.6% 0.044 247.5)
-
Step 700
700
#4E6377
oklch(49% 0.041 247.4)
-
Step 800
800
#405161
oklch(42.7% 0.034 247.1)
-
Step 900
900
#37434F
oklch(37.7% 0.026 248.5)
-
Step 950
950
#20272E
oklch(26.9% 0.016 248.4)
#8197AC 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) | #8F97AD | 0.019 |
| Deuteranopia (no green cones) | #8A92AC | 0.017 |
| Tritanopia (no blue cones) | #759C9E | 0.033 |
| Achromatopsia (no color) | #949494 | 0.040 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #8197AC
#8197AC
oklch(66.7% 0.04 247.2)
- #A5907A
#A5907A
oklch(66.6% 0.04 68.4)
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 #8197AC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cool Gray #8D99AE ΔE 0.018
- Bluey Grey #89A0B0 ΔE 0.028
- Greyblue #77A1B5 ΔE 0.028
- Silver Lake Blue #778DA9 ΔE 0.032
- Bluegrey #85A3B2 ΔE 0.034
- Blue Grey #758DA3 ΔE 0.034
- Cool Grey #95A3A6 ΔE 0.048
- Light Slate Gray #778899 ΔE 0.048
Use #8197AC 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.