#899ABF
Closest named color: Cool Gray (#8D99AE). oklch(68.6% 0.058 265.6), rgb(137, 154, 191).
Aa
Black text reads best on this color (7.43:1).
About this color
#899ABF is a medium-light, muted blue. In OKLCH its lightness is 69%, its chroma 0.058 and its hue 266°. Its hue sits on the cool side of the wheel. The nearest named color is Cool Gray (#8D99AE), ΔE 0.025 away. Black text reads best on it, at 7.43:1.
| Hue family | Blues |
| Lightness | medium-light (69%) |
| Chroma | muted (0.058) |
| Temperature | cool |
| Nearest name | Cool Gray (#8D99AE) |
| Black text | 7.43:1 |
| White text | 2.82:1 |
Values
| HEX | #899ABF |
| RGB | rgb(137, 154, 191) |
| HSL | hsl(221, 30%, 64%) |
| OKLCH | oklch(68.6% 0.058 265.6) |
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 #899ABF | 2.82:1 | Fails | Lc -59.5 | Large or bold text, headings |
| Black text on #899ABF | 7.43:1 | AAA | Lc 49.8 | Large or bold text, headings |
| #899ABF text on white | 2.82:1 | Fails | Lc 54.2 | Large or bold text, headings |
| #899ABF text on black | 7.43:1 | AAA | Lc -47.6 | 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
#F4F5F9
oklch(97.1% 0.005 275)
-
Step 100
100
#E6EAF1
oklch(93.6% 0.01 261.8)
-
Step 200
200
#D3D9E7
oklch(88.5% 0.02 267.3)
-
Step 300
300
#B5C1D9
oklch(80.9% 0.036 264.3)
-
Step 400
400 (this color)
#899ABF
oklch(68.6% 0.058 265.6)
-
Step 500
500
#7489B7
oklch(63.1% 0.074 265.4)
-
Step 600
600
#5D72A3
oklch(55.6% 0.081 266.1)
-
Step 700
700
#4C608C
oklch(49.2% 0.075 265.1)
-
Step 800
800
#3F4E71
oklch(42.7% 0.062 266.1)
-
Step 900
900
#35415C
oklch(37.7% 0.049 265.7)
-
Step 950
950
#1F2636
oklch(26.9% 0.032 266.1)
#899ABF 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) | #8E9CC1 | 0.009 |
| Deuteranopia (no green cones) | #8998BE | 0.005 |
| Tritanopia (no blue cones) | #7AA1A6 | 0.052 |
| Achromatopsia (no color) | #9A9A9A | 0.058 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #899ABF
#899ABF
oklch(68.6% 0.058 265.6)
- #AA9871
#AA9871
oklch(68.6% 0.058 86)
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 #899ABF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cool Gray #8D99AE ΔE 0.025
- Bluey Grey #89A0B0 ΔE 0.032
- Greyblue #77A1B5 ΔE 0.036
- Bluegrey #85A3B2 ΔE 0.037
- Cool Steel #97A7B3 ΔE 0.050
- Silver Lake Blue #778DA9 ΔE 0.052
- Cool Grey #95A3A6 ΔE 0.054
- Blue Grey #758DA3 ΔE 0.058
Use #899ABF 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.