#91ACDC
Closest named color: Carolina Blue (#8AB8FE). oklch(74.2% 0.076 261.8), rgb(145, 172, 220).
Aa
Black text reads best on this color (9.13:1).
About this color
#91ACDC is a medium-light, moderately saturated blue. In OKLCH its lightness is 74%, its chroma 0.076 and its hue 262°. Its hue sits on the cool side of the wheel. The nearest named color is Carolina Blue (#8AB8FE), ΔE 0.051 away. Black text reads best on it, at 9.13:1.
| Hue family | Blues |
| Lightness | medium-light (74%) |
| Chroma | moderately saturated (0.076) |
| Temperature | cool |
| Nearest name | Carolina Blue (#8AB8FE) |
| Black text | 9.13:1 |
| White text | 2.29:1 |
Values
| HEX | #91ACDC |
| RGB | rgb(145, 172, 220) |
| HSL | hsl(218, 52%, 72%) |
| OKLCH | oklch(74.2% 0.076 261.8) |
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 #91ACDC | 2.29:1 | Fails | Lc -50.2 | Large or bold text, headings |
| Black text on #91ACDC | 9.13:1 | AAA | Lc 58.7 | Large or bold text, headings |
| #91ACDC text on white | 2.29:1 | Fails | Lc 45.3 | Large or bold text, headings |
| #91ACDC text on black | 9.13:1 | AAA | Lc -56.8 | 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
#F3F5FA
oklch(97% 0.007 268.5)
-
Step 100
100
#E5EAF3
oklch(93.6% 0.013 262.4)
-
Step 200
200
#D0DAEB
oklch(88.6% 0.026 261.1)
-
Step 300
300
#B0C1E0
oklch(80.8% 0.048 262.5)
-
Step 400
400 (this color)
#91ACDC
oklch(74.2% 0.076 261.8)
-
Step 500
500
#6989C4
oklch(63% 0.097 262.1)
-
Step 600
600
#5072B1
oklch(55.5% 0.106 262)
-
Step 700
700
#416098
oklch(49.2% 0.097 261.5)
-
Step 800
800
#364E7B
oklch(42.6% 0.081 262.2)
-
Step 900
900
#2F4163
oklch(37.6% 0.063 262.4)
-
Step 950
950
#1B263A
oklch(26.9% 0.041 261.9)
#91ACDC 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) | #9CAFDE | 0.017 |
| Deuteranopia (no green cones) | #94A8DB | 0.011 |
| Tritanopia (no blue cones) | #7AB6BC | 0.068 |
| Achromatopsia (no color) | #ABABAB | 0.076 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #91ACDC
#91ACDC
oklch(74.2% 0.076 261.8)
- #C4A773
#C4A773
oklch(74.2% 0.077 81.6)
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 #91ACDC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Carolina Blue #8AB8FE ΔE 0.051
- Light Grey Blue #9DBCD4 ΔE 0.052
- Cool Steel #97A7B3 ΔE 0.058
- Light Cornflower Blue #98C1D9 ΔE 0.061
- Bluegrey #85A3B2 ΔE 0.064
- Bluey Grey #89A0B0 ΔE 0.067
- Pastel Blue #A2BFFE ΔE 0.068
- French Gray #ADB5BD ΔE 0.068
Use #91ACDC 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.