#91B7CC
Closest named color: Light Grey Blue (#9DBCD4). oklch(75.9% 0.051 232.5), rgb(145, 183, 204).
Aa
Black text reads best on this color (9.84:1).
About this color
#91B7CC is a medium-light, muted blue. In OKLCH its lightness is 76%, its chroma 0.051 and its hue 232°. Its hue sits on the cool side of the wheel. The nearest named color is Light Grey Blue (#9DBCD4), ΔE 0.023 away. Black text reads best on it, at 9.84:1.
| Hue family | Blues |
| Lightness | medium-light (76%) |
| Chroma | muted (0.051) |
| Temperature | cool |
| Nearest name | Light Grey Blue (#9DBCD4) |
| Black text | 9.84:1 |
| White text | 2.13:1 |
Values
| HEX | #91B7CC |
| RGB | rgb(145, 183, 204) |
| HSL | hsl(201, 37%, 68%) |
| OKLCH | oklch(75.9% 0.051 232.5) |
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 #91B7CC | 2.13:1 | Fails | Lc -46.5 | Large or bold text, headings |
| Black text on #91B7CC | 9.84:1 | AAA | Lc 62.1 | Content text, not long reading |
| #91B7CC text on white | 2.13:1 | Fails | Lc 41.8 | Non-text elements, placeholder text |
| #91B7CC text on black | 9.84:1 | AAA | Lc -60.4 | Content text, not long reading |
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 300.
-
Step 50
50
#F1F6F9
oklch(97% 0.007 233.6)
-
Step 100
100
#E1ECF2
oklch(93.7% 0.014 231.2)
-
Step 200
200
#C8DDE9
oklch(88.6% 0.028 232.7)
-
Step 300
300 (this color)
#91B7CC
oklch(75.9% 0.051 232.5)
-
Step 400
400
#6AAACB
oklch(70.7% 0.082 232)
-
Step 500
500
#3C94BE
oklch(63.2% 0.104 232.6)
-
Step 600
600
#057DAA
oklch(55.5% 0.113 232.9)
-
Step 700
700
#006990
oklch(49% 0.101 232.9)
-
Step 800
800
#025676
oklch(42.6% 0.087 232.5)
-
Step 900
900
#12475F
oklch(37.6% 0.067 232.6)
-
Step 950
950
#0D2A38
oklch(27% 0.043 232.5)
#91B7CC 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) | #ADB5CD | 0.036 |
| Deuteranopia (no green cones) | #A5AFCC | 0.031 |
| Tritanopia (no blue cones) | #7FBDBE | 0.037 |
| Achromatopsia (no color) | #B2B2B2 | 0.051 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #91B7CC
#91B7CC
oklch(75.9% 0.051 232.5)
- #CCA893
#CCA893
oklch(75.8% 0.052 51.9)
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 #91B7CC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Grey Blue #9DBCD4 ΔE 0.023
- Light Cornflower Blue #98C1D9 ΔE 0.031
- French Gray #ADB5BD ΔE 0.038
- Cool Steel #97A7B3 ΔE 0.047
- Cloudy Blue #ACC2D9 ΔE 0.049
- Dark Gray #A9A9A9 ΔE 0.056
- Light Steel Blue #B0C4DE ΔE 0.058
- Bluegrey #85A3B2 ΔE 0.062
Use #91B7CC 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.