#91AFBE
Closest named color: Cool Steel (#97A7B3). oklch(73.7% 0.039 229.6), rgb(145, 175, 190).
Aa
Black text reads best on this color (9.07:1).
About this color
#91AFBE is a medium-light, muted teal or cyan. In OKLCH its lightness is 74%, its chroma 0.039 and its hue 230°. Its hue sits on the cool side of the wheel. The nearest named color is Cool Steel (#97A7B3), ΔE 0.023 away. Black text reads best on it, at 9.07:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (74%) |
| Chroma | muted (0.039) |
| Temperature | cool |
| Nearest name | Cool Steel (#97A7B3) |
| Black text | 9.07:1 |
| White text | 2.31:1 |
Values
| HEX | #91AFBE |
| RGB | rgb(145, 175, 190) |
| HSL | hsl(200, 26%, 66%) |
| OKLCH | oklch(73.7% 0.039 229.6) |
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 #91AFBE | 2.31:1 | Fails | Lc -50.5 | Large or bold text, headings |
| Black text on #91AFBE | 9.07:1 | AAA | Lc 58.4 | Large or bold text, headings |
| #91AFBE text on white | 2.31:1 | Fails | Lc 45.6 | Large or bold text, headings |
| #91AFBE text on black | 9.07:1 | AAA | Lc -56.5 | 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
#E5EBEE
oklch(93.6% 0.008 228.9)
-
Step 200
200
#D0DBE0
oklch(88.5% 0.014 226.6)
-
Step 300
300
#B1C4CE
oklch(80.9% 0.025 230.5)
-
Step 400
400 (this color)
#91AFBE
oklch(73.7% 0.039 229.6)
-
Step 500
500
#6A90A2
oklch(63.2% 0.05 228.8)
-
Step 600
600
#517A8D
oklch(55.7% 0.054 228.7)
-
Step 700
700
#416678
oklch(49% 0.051 230.2)
-
Step 800
800
#365462
oklch(42.8% 0.042 229)
-
Step 900
900
#2F4550
oklch(37.7% 0.033 230.4)
-
Step 950
950
#1C282F
oklch(26.9% 0.021 234.2)
#91AFBE 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) | #A7AEBF | 0.029 |
| Deuteranopia (no green cones) | #A1A8BE | 0.027 |
| Tritanopia (no blue cones) | #84B3B4 | 0.027 |
| Achromatopsia (no color) | #AAAAAA | 0.039 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #91AFBE
#91AFBE
oklch(73.7% 0.039 229.6)
- #BFA394
#BFA394
oklch(73.6% 0.039 49.9)
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 #91AFBE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cool Steel #97A7B3 ΔE 0.023
- Bluegrey #85A3B2 ΔE 0.039
- Dark Gray #A9A9A9 ΔE 0.039
- Cool Grey #95A3A6 ΔE 0.039
- Pewter #96A8A1 ΔE 0.040
- French Gray #ADB5BD ΔE 0.042
- Bluey Grey #89A0B0 ΔE 0.044
- Light Grey Blue #9DBCD4 ΔE 0.046
Use #91AFBE 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.