#89B4DF
Closest named color: Light Grey Blue (#9DBCD4). oklch(75.5% 0.078 248.9), rgb(137, 180, 223).
Aa
Black text reads best on this color (9.65:1).
About this color
#89B4DF is a medium-light, moderately saturated blue. In OKLCH its lightness is 75%, its chroma 0.078 and its hue 249°. Its hue sits on the cool side of the wheel. The nearest named color is Light Grey Blue (#9DBCD4), ΔE 0.040 away. Black text reads best on it, at 9.65:1.
| Hue family | Blues |
| Lightness | medium-light (75%) |
| Chroma | moderately saturated (0.078) |
| Temperature | cool |
| Nearest name | Light Grey Blue (#9DBCD4) |
| Black text | 9.65:1 |
| White text | 2.17:1 |
Values
| HEX | #89B4DF |
| RGB | rgb(137, 180, 223) |
| HSL | hsl(210, 57%, 71%) |
| OKLCH | oklch(75.5% 0.078 248.9) |
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 #89B4DF | 2.17:1 | Fails | Lc -47.4 | Large or bold text, headings |
| Black text on #89B4DF | 9.65:1 | AAA | Lc 61.3 | Content text, not long reading |
| #89B4DF text on white | 2.17:1 | Fails | Lc 42.7 | Non-text elements, placeholder text |
| #89B4DF text on black | 9.65:1 | AAA | Lc -59.5 | 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
#F2F6FA
oklch(97.1% 0.007 247.9)
-
Step 100
100
#E3EBF3
oklch(93.6% 0.014 248)
-
Step 200
200
#CCDBEB
oklch(88.5% 0.027 249.9)
-
Step 300
300
#A9C4DF
oklch(80.9% 0.048 248.4)
-
Step 400
400 (this color)
#89B4DF
oklch(75.5% 0.078 248.9)
-
Step 500
500
#578EC3
oklch(63.1% 0.099 248.8)
-
Step 600
600
#3B77AF
oklch(55.5% 0.108 248.9)
-
Step 700
700
#2D6497
oklch(49.1% 0.101 249.1)
-
Step 800
800
#26527A
oklch(42.7% 0.083 248.4)
-
Step 900
900
#244462
oklch(37.7% 0.064 248.4)
-
Step 950
950
#16283A
oklch(27.1% 0.041 249.6)
#89B4DF 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) | #A3B5E1 | 0.033 |
| Deuteranopia (no green cones) | #99ACDE | 0.027 |
| Tritanopia (no blue cones) | #6BBEC2 | 0.066 |
| Achromatopsia (no color) | #B0B0B0 | 0.078 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #89B4DF
#89B4DF
oklch(75.5% 0.078 248.9)
- #D0A779
#D0A779
oklch(75.5% 0.078 69.4)
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 #89B4DF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Grey Blue #9DBCD4 ΔE 0.040
- Carolina Blue #8AB8FE ΔE 0.044
- Light Cornflower Blue #98C1D9 ΔE 0.045
- Lightblue #7BC8F6 ΔE 0.055
- Pastel Blue #A2BFFE ΔE 0.060
- Sky #82CAFC ΔE 0.062
- Cloudy Blue #ACC2D9 ΔE 0.062
- Cool Steel #97A7B3 ΔE 0.063
Use #89B4DF 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.