#899FD3
Closest named color: Cool Gray (#8D99AE). oklch(70.5% 0.081 266.6), rgb(137, 159, 211).
Aa
Black text reads best on this color (7.96:1).
About this color
#899FD3 is a medium-light, moderately saturated blue. In OKLCH its lightness is 71%, its chroma 0.081 and its hue 267°. Its hue sits on the cool side of the wheel. The nearest named color is Cool Gray (#8D99AE), ΔE 0.053 away. Black text reads best on it, at 7.96:1.
| Hue family | Blues |
| Lightness | medium-light (71%) |
| Chroma | moderately saturated (0.081) |
| Temperature | cool |
| Nearest name | Cool Gray (#8D99AE) |
| Black text | 7.96:1 |
| White text | 2.63:1 |
Values
| HEX | #899FD3 |
| RGB | rgb(137, 159, 211) |
| HSL | hsl(222, 46%, 68%) |
| OKLCH | oklch(70.5% 0.081 266.6) |
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 #899FD3 | 2.63:1 | Fails | Lc -56.5 | Large or bold text, headings |
| Black text on #899FD3 | 7.96:1 | AAA | Lc 52.7 | Large or bold text, headings |
| #899FD3 text on white | 2.63:1 | Fails | Lc 51.3 | Large or bold text, headings |
| #899FD3 text on black | 7.96:1 | AAA | Lc -50.6 | 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
#F3F5FA
oklch(97% 0.007 268.5)
-
Step 100
100
#E5EAF4
oklch(93.6% 0.015 264.5)
-
Step 200
200
#D1D9EC
oklch(88.5% 0.028 267.5)
-
Step 300
300
#B2C0E2
oklch(80.8% 0.051 267.6)
-
Step 400
400 (this color)
#899FD3
oklch(70.5% 0.081 266.6)
-
Step 500
500
#6D87C8
oklch(63.1% 0.103 266.8)
-
Step 600
600
#5570B5
oklch(55.6% 0.112 266.6)
-
Step 700
700
#455E9C
oklch(49.2% 0.104 266.1)
-
Step 800
800
#394D7E
oklch(42.8% 0.085 266.1)
-
Step 900
900
#314065
oklch(37.6% 0.067 266.5)
-
Step 950
950
#1D263B
oklch(27.1% 0.041 266)
#899FD3 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) | #8EA3D5 | 0.013 |
| Deuteranopia (no green cones) | #879CD2 | 0.009 |
| Tritanopia (no blue cones) | #73A9B1 | 0.071 |
| Achromatopsia (no color) | #9F9F9F | 0.081 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #899FD3
#899FD3
oklch(70.5% 0.081 266.6)
- #B69D64
#B69D64
oklch(70.5% 0.081 86.7)
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 #899FD3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cool Gray #8D99AE ΔE 0.053
- Bluey Grey #89A0B0 ΔE 0.054
- Greyblue #77A1B5 ΔE 0.054
- Bluegrey #85A3B2 ΔE 0.055
- Cool Steel #97A7B3 ΔE 0.061
- Perrywinkle #8F8CE7 ΔE 0.065
- Periwinkle Blue #8F99FB ΔE 0.066
- Cornflower Blue #6495ED ΔE 0.069
Use #899FD3 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.