#8191AD
Closest named color: Silver Lake Blue (#778DA9). oklch(65.4% 0.046 261.6), rgb(129, 145, 173).
Aa
Black text reads best on this color (6.58:1).
About this color
#8191AD is a medium-light, muted blue. In OKLCH its lightness is 65%, its chroma 0.046 and its hue 262°. Its hue sits on the cool side of the wheel. The nearest named color is Silver Lake Blue (#778DA9), ΔE 0.019 away. Black text reads best on it, at 6.58:1.
| Hue family | Blues |
| Lightness | medium-light (65%) |
| Chroma | muted (0.046) |
| Temperature | cool |
| Nearest name | Silver Lake Blue (#778DA9) |
| Black text | 6.58:1 |
| White text | 3.18:1 |
Values
| HEX | #8191AD |
| RGB | rgb(129, 145, 173) |
| HSL | hsl(218, 21%, 59%) |
| OKLCH | oklch(65.4% 0.046 261.6) |
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 #8191AD | 3.18:1 | AA large text | Lc -64.5 | Content text, not long reading |
| Black text on #8191AD | 6.58:1 | AA | Lc 45.0 | Large or bold text, headings |
| #8191AD text on white | 3.18:1 | AA large text | Lc 59.1 | Large or bold text, headings |
| #8191AD text on black | 6.58:1 | AA | Lc -42.7 | 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
#F4F5F7
oklch(97% 0.003 264.5)
-
Step 100
100
#E7EAEE
oklch(93.6% 0.006 255.5)
-
Step 200
200
#D5D9E2
oklch(88.5% 0.013 266.7)
-
Step 300
300
#B9C1D0
oklch(80.9% 0.023 263.2)
-
Step 400
400
#94A1B8
oklch(70.6% 0.037 261.9)
-
Step 500
500 (this color)
#8191AD
oklch(65.4% 0.046 261.6)
-
Step 600
600
#637491
oklch(55.6% 0.05 261)
-
Step 700
700
#52617B
oklch(49% 0.046 261.3)
-
Step 800
800
#434F64
oklch(42.6% 0.038 261.5)
-
Step 900
900
#394252
oklch(37.8% 0.03 261.9)
-
Step 950
950
#212730
oklch(27.1% 0.019 258.4)
#8191AD 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) | #8892AE | 0.010 |
| Deuteranopia (no green cones) | #848EAC | 0.009 |
| Tritanopia (no blue cones) | #75979A | 0.042 |
| Achromatopsia (no color) | #909090 | 0.046 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #8191AD
#8191AD
oklch(65.4% 0.046 261.6)
- #9F8E71
#9F8E71
oklch(65.4% 0.046 80.9)
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 #8191AD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Silver Lake Blue #778DA9 ΔE 0.019
- Blue Grey #758DA3 ΔE 0.025
- Cool Gray #8D99AE ΔE 0.029
- Light Slate Gray #778899 ΔE 0.038
- Greyblue #77A1B5 ΔE 0.043
- Bluey Grey #89A0B0 ΔE 0.044
- Faded Blue #658CBB ΔE 0.045
- Steel #738595 ΔE 0.049
Use #8191AD 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.