#899FCE
Closest named color: Cool Gray (#8D99AE). oklch(70.3% 0.074 265.1), rgb(137, 159, 206).
Aa
Black text reads best on this color (7.91:1).
About this color
#899FCE is a medium-light, moderately saturated blue. In OKLCH its lightness is 70%, its chroma 0.074 and its hue 265°. Its hue sits on the cool side of the wheel. The nearest named color is Cool Gray (#8D99AE), ΔE 0.046 away. Black text reads best on it, at 7.91:1.
| Hue family | Blues |
| Lightness | medium-light (70%) |
| Chroma | moderately saturated (0.074) |
| Temperature | cool |
| Nearest name | Cool Gray (#8D99AE) |
| Black text | 7.91:1 |
| White text | 2.65:1 |
Values
| HEX | #899FCE |
| RGB | rgb(137, 159, 206) |
| HSL | hsl(221, 41%, 67%) |
| OKLCH | oklch(70.3% 0.074 265.1) |
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 #899FCE | 2.65:1 | Fails | Lc -56.8 | Large or bold text, headings |
| Black text on #899FCE | 7.91:1 | AAA | Lc 52.4 | Large or bold text, headings |
| #899FCE text on white | 2.65:1 | Fails | Lc 51.6 | Large or bold text, headings |
| #899FCE text on black | 7.91:1 | AAA | Lc -50.3 | 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
#E5EAF3
oklch(93.6% 0.013 262.4)
-
Step 200
200
#D1D9EB
oklch(88.5% 0.026 266.6)
-
Step 300
300
#B2C1DF
oklch(80.9% 0.046 264.3)
-
Step 400
400 (this color)
#899FCE
oklch(70.3% 0.074 265.1)
-
Step 500
500
#6E88C3
oklch(63.1% 0.094 265.6)
-
Step 600
600
#5671AF
oklch(55.5% 0.102 265.4)
-
Step 700
700
#465F97
oklch(49.2% 0.095 264.9)
-
Step 800
800
#3A4D7A
oklch(42.6% 0.079 265.8)
-
Step 900
900
#314162
oklch(37.7% 0.061 264)
-
Step 950
950
#1D263A
oklch(27% 0.04 265.3)
#899FCE 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) | #8FA2D0 | 0.012 |
| Deuteranopia (no green cones) | #899CCD | 0.008 |
| Tritanopia (no blue cones) | #75A9AF | 0.067 |
| Achromatopsia (no color) | #9F9F9F | 0.074 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #899FCE
#899FCE
oklch(70.3% 0.074 265.1)
- #B49C6A
#B49C6A
oklch(70.2% 0.073 85)
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 #899FCE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cool Gray #8D99AE ΔE 0.046
- Bluey Grey #89A0B0 ΔE 0.046
- Greyblue #77A1B5 ΔE 0.047
- Bluegrey #85A3B2 ΔE 0.047
- Cool Steel #97A7B3 ΔE 0.055
- Cool Grey #95A3A6 ΔE 0.065
- Perrywinkle #8F8CE7 ΔE 0.071
- Silver Lake Blue #778DA9 ΔE 0.072
Use #899FCE 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.