#89B4CB
Closest named color: Light Grey Blue (#9DBCD4). oklch(74.7% 0.057 231.8), rgb(137, 180, 203).
Aa
Black text reads best on this color (9.45:1).
About this color
#89B4CB is a medium-light, muted blue. In OKLCH its lightness is 75%, its chroma 0.057 and its hue 232°. Its hue sits on the cool side of the wheel. The nearest named color is Light Grey Blue (#9DBCD4), ΔE 0.036 away. Black text reads best on it, at 9.45:1.
| Hue family | Blues |
| Lightness | medium-light (75%) |
| Chroma | muted (0.057) |
| Temperature | cool |
| Nearest name | Light Grey Blue (#9DBCD4) |
| Black text | 9.45:1 |
| White text | 2.22:1 |
Values
| HEX | #89B4CB |
| RGB | rgb(137, 180, 203) |
| HSL | hsl(201, 39%, 67%) |
| OKLCH | oklch(74.7% 0.057 231.8) |
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 #89B4CB | 2.22:1 | Fails | Lc -48.5 | Large or bold text, headings |
| Black text on #89B4CB | 9.45:1 | AAA | Lc 60.2 | Content text, not long reading |
| #89B4CB text on white | 2.22:1 | Fails | Lc 43.7 | Non-text elements, placeholder text |
| #89B4CB text on black | 9.45:1 | AAA | Lc -58.4 | 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
#F2F6F8
oklch(97.1% 0.005 228.8)
-
Step 100
100
#E3EBF0
oklch(93.5% 0.011 234.8)
-
Step 200
200
#CDDCE4
oklch(88.6% 0.02 230.7)
-
Step 300
300
#ABC5D4
oklch(80.9% 0.035 233.2)
-
Step 400
400 (this color)
#89B4CB
oklch(74.7% 0.057 231.8)
-
Step 500
500
#5A92AE
oklch(63.2% 0.072 231.2)
-
Step 600
600
#3E7B99
oklch(55.5% 0.078 231.9)
-
Step 700
700
#2F6883
oklch(49.1% 0.073 231.5)
-
Step 800
800
#28556A
oklch(42.7% 0.06 230.7)
-
Step 900
900
#264656
oklch(37.7% 0.047 231.6)
-
Step 950
950
#172933
oklch(27% 0.03 233.8)
#89B4CB 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) | #A9B2CC | 0.040 |
| Deuteranopia (no green cones) | #9FABCB | 0.035 |
| Tritanopia (no blue cones) | #73BABB | 0.041 |
| Achromatopsia (no color) | #AEAEAE | 0.057 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #89B4CB
#89B4CB
oklch(74.7% 0.057 231.8)
- #CBA48D
#CBA48D
oklch(74.8% 0.056 52.1)
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 #89B4CB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Grey Blue #9DBCD4 ΔE 0.036
- Cool Steel #97A7B3 ΔE 0.042
- Light Cornflower Blue #98C1D9 ΔE 0.043
- French Gray #ADB5BD ΔE 0.048
- Bluegrey #85A3B2 ΔE 0.052
- Dark Gray #A9A9A9 ΔE 0.058
- Bluey Grey #89A0B0 ΔE 0.058
- Cool Grey #95A3A6 ΔE 0.059
Use #89B4CB 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.