#89AEC3
Closest named color: Cool Steel (#97A7B3). oklch(73.1% 0.05 233.2), rgb(137, 174, 195).
Aa
Black text reads best on this color (8.90:1).
About this color
#89AEC3 is a medium-light, muted blue. In OKLCH its lightness is 73%, its chroma 0.050 and its hue 233°. Its hue sits on the cool side of the wheel. The nearest named color is Cool Steel (#97A7B3), ΔE 0.028 away. Black text reads best on it, at 8.90:1.
| Hue family | Blues |
| Lightness | medium-light (73%) |
| Chroma | muted (0.050) |
| Temperature | cool |
| Nearest name | Cool Steel (#97A7B3) |
| Black text | 8.90:1 |
| White text | 2.35:1 |
Values
| HEX | #89AEC3 |
| RGB | rgb(137, 174, 195) |
| HSL | hsl(202, 33%, 65%) |
| OKLCH | oklch(73.1% 0.05 233.2) |
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 #89AEC3 | 2.35:1 | Fails | Lc -51.4 | Large or bold text, headings |
| Black text on #89AEC3 | 8.90:1 | AAA | Lc 57.5 | Large or bold text, headings |
| #89AEC3 text on white | 2.35:1 | Fails | Lc 46.5 | Large or bold text, headings |
| #89AEC3 text on black | 8.90:1 | AAA | Lc -55.6 | 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
#F3F6F8
oklch(97.1% 0.004 236.5)
-
Step 100
100
#E4EBEF
oklch(93.6% 0.009 232.4)
-
Step 200
200
#CEDBE3
oklch(88.4% 0.018 234.5)
-
Step 300
300
#ADC5D2
oklch(81% 0.032 231.4)
-
Step 400
400 (this color)
#89AEC3
oklch(73.1% 0.05 233.2)
-
Step 500
500
#6190AA
oklch(63% 0.064 233.4)
-
Step 600
600
#477A96
oklch(55.5% 0.07 234)
-
Step 700
700
#386780
oklch(49.1% 0.065 233.5)
-
Step 800
800
#2F5468
oklch(42.7% 0.054 233.6)
-
Step 900
900
#2A4654
oklch(37.8% 0.041 231)
-
Step 950
950
#192931
oklch(27% 0.026 230.6)
#89AEC3 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) | #A4ADC4 | 0.034 |
| Deuteranopia (no green cones) | #9CA6C3 | 0.031 |
| Tritanopia (no blue cones) | #77B4B5 | 0.037 |
| Achromatopsia (no color) | #A9A9A9 | 0.051 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #89AEC3
#89AEC3
oklch(73.1% 0.05 233.2)
- #C2A08B
#C2A08B
oklch(73.1% 0.05 53.4)
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 #89AEC3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cool Steel #97A7B3 ΔE 0.028
- Bluegrey #85A3B2 ΔE 0.035
- Bluey Grey #89A0B0 ΔE 0.041
- Cool Grey #95A3A6 ΔE 0.044
- Greyblue #77A1B5 ΔE 0.046
- Pewter #96A8A1 ΔE 0.047
- Light Grey Blue #9DBCD4 ΔE 0.050
- Dark Gray #A9A9A9 ΔE 0.051
Use #89AEC3 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.