#8191B2
Closest named color: Silver Lake Blue (#778DA9). oklch(65.6% 0.053 264.7), rgb(129, 145, 178).
Aa
Black text reads best on this color (6.62:1).
About this color
#8191B2 is a medium-light, muted blue. In OKLCH its lightness is 66%, its chroma 0.053 and its hue 265°. Its hue sits on the cool side of the wheel. The nearest named color is Silver Lake Blue (#778DA9), ΔE 0.022 away. Black text reads best on it, at 6.62:1.
| Hue family | Blues |
| Lightness | medium-light (66%) |
| Chroma | muted (0.053) |
| Temperature | cool |
| Nearest name | Silver Lake Blue (#778DA9) |
| Black text | 6.62:1 |
| White text | 3.16:1 |
Values
| HEX | #8191B2 |
| RGB | rgb(129, 145, 178) |
| HSL | hsl(220, 24%, 60%) |
| OKLCH | oklch(65.6% 0.053 264.7) |
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 #8191B2 | 3.16:1 | AA large text | Lc -64.2 | Content text, not long reading |
| Black text on #8191B2 | 6.62:1 | AA | Lc 45.2 | Large or bold text, headings |
| #8191B2 text on white | 3.16:1 | AA large text | Lc 58.8 | Large or bold text, headings |
| #8191B2 text on black | 6.62:1 | AA | Lc -42.9 | 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
#F4F5F8
oklch(97% 0.004 271.4)
-
Step 100
100
#E7EAEF
oklch(93.6% 0.007 260.7)
-
Step 200
200
#D4D9E3
oklch(88.4% 0.015 264.5)
-
Step 300
300
#B8C1D2
oklch(80.9% 0.026 263.3)
-
Step 400
400
#94A1BB
oklch(70.8% 0.041 264.3)
-
Step 500
500 (this color)
#8191B2
oklch(65.6% 0.053 264.7)
-
Step 600
600
#637396
oklch(55.6% 0.058 265.5)
-
Step 700
700
#526180
oklch(49.3% 0.053 264.5)
-
Step 800
800
#434F68
oklch(42.8% 0.044 264.6)
-
Step 900
900
#384254
oklch(37.8% 0.034 262.1)
-
Step 950
950
#212631
oklch(26.9% 0.022 265.8)
#8191B2 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) | #8693B4 | 0.009 |
| Deuteranopia (no green cones) | #828FB1 | 0.005 |
| Tritanopia (no blue cones) | #74989C | 0.048 |
| Achromatopsia (no color) | #919191 | 0.053 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #8191B2
#8191B2
oklch(65.6% 0.053 264.7)
- #A08F6C
#A08F6C
oklch(65.6% 0.053 85)
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 #8191B2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Silver Lake Blue #778DA9 ΔE 0.022
- Blue Grey #758DA3 ΔE 0.029
- Cool Gray #8D99AE ΔE 0.031
- Faded Blue #658CBB ΔE 0.042
- Light Slate Gray #778899 ΔE 0.044
- Greyblue #77A1B5 ΔE 0.044
- Bluey Grey #89A0B0 ΔE 0.046
- Bluegrey #85A3B2 ΔE 0.052
Use #8191B2 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.