#91B7BE
Closest named color: French Gray (#ADB5BD). oklch(75.4% 0.042 210.1), rgb(145, 183, 190).
Aa
Black text reads best on this color (9.72:1).
About this color
#91B7BE is a medium-light, muted teal or cyan. In OKLCH its lightness is 75%, its chroma 0.042 and its hue 210°. Its hue sits on the cool side of the wheel. The nearest named color is French Gray (#ADB5BD), ΔE 0.035 away. Black text reads best on it, at 9.72:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (75%) |
| Chroma | muted (0.042) |
| Temperature | cool |
| Nearest name | French Gray (#ADB5BD) |
| Black text | 9.72:1 |
| White text | 2.16:1 |
Values
| HEX | #91B7BE |
| RGB | rgb(145, 183, 190) |
| HSL | hsl(189, 26%, 66%) |
| OKLCH | oklch(75.4% 0.042 210.1) |
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 #91B7BE | 2.16:1 | Fails | Lc -47.1 | Large or bold text, headings |
| Black text on #91B7BE | 9.72:1 | AAA | Lc 61.5 | Content text, not long reading |
| #91B7BE text on white | 2.16:1 | Fails | Lc 42.4 | Non-text elements, placeholder text |
| #91B7BE text on black | 9.72:1 | AAA | Lc -59.8 | 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 400.
-
Step 50
50
#F3F6F7
oklch(97.1% 0.003 219.5)
-
Step 100
100
#E4EBED
oklch(93.5% 0.008 216.6)
-
Step 200
200
#CFDCDE
oklch(88.5% 0.014 207.9)
-
Step 300
300
#AEC6CA
oklch(81% 0.027 208.7)
-
Step 400
400 (this color)
#91B7BE
oklch(75.4% 0.042 210.1)
-
Step 500
500
#62939B
oklch(63.1% 0.054 208.7)
-
Step 600
600
#487D86
oklch(55.6% 0.058 209.5)
-
Step 700
700
#396972
oklch(49.1% 0.054 211)
-
Step 800
800
#30565D
oklch(42.8% 0.045 210.6)
-
Step 900
900
#2B474C
oklch(37.8% 0.035 210)
-
Step 950
950
#192A2C
oklch(27.1% 0.023 205.2)
#91B7BE 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) | #B0B4BE | 0.040 |
| Deuteranopia (no green cones) | #A9AEBE | 0.037 |
| Tritanopia (no blue cones) | #83BBB9 | 0.022 |
| Achromatopsia (no color) | #B0B0B0 | 0.042 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #91B7BE
#91B7BE
oklch(75.4% 0.042 210.1)
- #C9A6A0
#C9A6A0
oklch(75.5% 0.042 29.4)
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 #91B7BE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- French Gray #ADB5BD ΔE 0.035
- Light Grey Blue #9DBCD4 ΔE 0.036
- Cool Steel #97A7B3 ΔE 0.042
- Light Cornflower Blue #98C1D9 ΔE 0.043
- Dark Gray #A9A9A9 ΔE 0.046
- Pewter #96A8A1 ΔE 0.048
- Cool Grey #95A3A6 ΔE 0.055
- Bluegrey #85A3B2 ΔE 0.058
Use #91B7BE 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.