#89AECF
Closest named color: Cool Steel (#97A7B3). oklch(73.5% 0.063 245.7), rgb(137, 174, 207).
Aa
Black text reads best on this color (9.01:1).
About this color
#89AECF is a medium-light, muted blue. In OKLCH its lightness is 74%, its chroma 0.063 and its hue 246°. Its hue sits on the cool side of the wheel. The nearest named color is Cool Steel (#97A7B3), ΔE 0.041 away. Black text reads best on it, at 9.01:1.
| Hue family | Blues |
| Lightness | medium-light (74%) |
| Chroma | muted (0.063) |
| Temperature | cool |
| Nearest name | Cool Steel (#97A7B3) |
| Black text | 9.01:1 |
| White text | 2.32:1 |
Values
| HEX | #89AECF |
| RGB | rgb(137, 174, 207) |
| HSL | hsl(208, 42%, 67%) |
| OKLCH | oklch(73.5% 0.063 245.7) |
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 #89AECF | 2.32:1 | Fails | Lc -50.8 | Large or bold text, headings |
| Black text on #89AECF | 9.01:1 | AAA | Lc 58.1 | Large or bold text, headings |
| #89AECF text on white | 2.32:1 | Fails | Lc 45.9 | Large or bold text, headings |
| #89AECF text on black | 9.01:1 | AAA | Lc -56.2 | 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
#F3F6F9
oklch(97.2% 0.005 247.9)
-
Step 100
100
#E4EBF1
oklch(93.6% 0.011 243.7)
-
Step 200
200
#CEDBE7
oklch(88.5% 0.022 245.9)
-
Step 300
300
#ADC4D9
oklch(81% 0.039 245.9)
-
Step 400
400 (this color)
#89AECF
oklch(73.5% 0.063 245.7)
-
Step 500
500
#608EB7
oklch(63% 0.08 246.4)
-
Step 600
600
#4578A3
oklch(55.6% 0.087 245.7)
-
Step 700
700
#36658C
oklch(49.1% 0.081 245.5)
-
Step 800
800
#2E5271
oklch(42.6% 0.067 246.2)
-
Step 900
900
#29445C
oklch(37.6% 0.053 246.6)
-
Step 950
950
#182836
oklch(27% 0.034 245.9)
#89AECF 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) | #A1AED1 | 0.031 |
| Deuteranopia (no green cones) | #98A7CE | 0.025 |
| Tritanopia (no blue cones) | #73B6B9 | 0.052 |
| Achromatopsia (no color) | #AAAAAA | 0.063 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #89AECF
#89AECF
oklch(73.5% 0.063 245.7)
- #C5A280
#C5A280
oklch(73.5% 0.062 65.8)
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 #89AECF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cool Steel #97A7B3 ΔE 0.041
- Bluegrey #85A3B2 ΔE 0.046
- Light Grey Blue #9DBCD4 ΔE 0.047
- Bluey Grey #89A0B0 ΔE 0.051
- Greyblue #77A1B5 ΔE 0.053
- Light Cornflower Blue #98C1D9 ΔE 0.056
- Cool Grey #95A3A6 ΔE 0.058
- French Gray #ADB5BD ΔE 0.059
Use #89AECF 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.