#899DD3
Closest named color: Cool Gray (#8D99AE). oklch(70.1% 0.083 268.5), rgb(137, 157, 211).
Aa
Black text reads best on this color (7.82:1).
About this color
#899DD3 is a medium-light, moderately saturated blue. In OKLCH its lightness is 70%, its chroma 0.083 and its hue 269°. 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 7.82:1.
| Hue family | Blues |
| Lightness | medium-light (70%) |
| Chroma | moderately saturated (0.083) |
| Temperature | cool |
| Nearest name | Cool Gray (#8D99AE) |
| Black text | 7.82:1 |
| White text | 2.68:1 |
Values
| HEX | #899DD3 |
| RGB | rgb(137, 157, 211) |
| HSL | hsl(224, 46%, 68%) |
| OKLCH | oklch(70.1% 0.083 268.5) |
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 #899DD3 | 2.68:1 | Fails | Lc -57.3 | Large or bold text, headings |
| Black text on #899DD3 | 7.82:1 | AAA | Lc 51.9 | Large or bold text, headings |
| #899DD3 text on white | 2.68:1 | Fails | Lc 52.1 | Large or bold text, headings |
| #899DD3 text on black | 7.82:1 | AAA | Lc -49.8 | 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
#D1D9ED
oklch(88.5% 0.029 268.3)
-
Step 300
300
#B2C0E3
oklch(80.9% 0.052 268)
-
Step 400
400 (this color)
#899DD3
oklch(70.1% 0.083 268.5)
-
Step 500
500
#6F86CA
oklch(63.1% 0.106 269)
-
Step 600
600
#576FB7
oklch(55.6% 0.116 268.5)
-
Step 700
700
#475D9D
oklch(49.2% 0.106 268)
-
Step 800
800
#3B4C7F
oklch(42.7% 0.088 268.6)
-
Step 900
900
#324066
oklch(37.8% 0.068 267.7)
-
Step 950
950
#1D253C
oklch(26.9% 0.045 268.7)
#899DD3 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) | #8BA1D5 | 0.011 |
| Deuteranopia (no green cones) | #859BD2 | 0.008 |
| Tritanopia (no blue cones) | #73A8B0 | 0.074 |
| Achromatopsia (no color) | #9E9E9E | 0.083 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #899DD3
#899DD3
oklch(70.1% 0.083 268.5)
- #B49C61
#B49C61
oklch(70.1% 0.083 88.1)
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 #899DD3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cool Gray #8D99AE ΔE 0.053
- Greyblue #77A1B5 ΔE 0.056
- Bluey Grey #89A0B0 ΔE 0.056
- Bluegrey #85A3B2 ΔE 0.058
- Perrywinkle #8F8CE7 ΔE 0.060
- Periwinkle Blue #8F99FB ΔE 0.064
- Cool Steel #97A7B3 ΔE 0.065
- Cornflower Blue #6495ED ΔE 0.066
Use #899DD3 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.