#899FC8
Closest named color: Bluey Grey (#89A0B0). oklch(70% 0.065 262.7), rgb(137, 159, 200).
Aa
Black text reads best on this color (7.85:1).
About this color
#899FC8 is a medium-light, muted blue. In OKLCH its lightness is 70%, its chroma 0.065 and its hue 263°. Its hue sits on the cool side of the wheel. The nearest named color is Bluey Grey (#89A0B0), ΔE 0.037 away. Black text reads best on it, at 7.85:1.
| Hue family | Blues |
| Lightness | medium-light (70%) |
| Chroma | muted (0.065) |
| Temperature | cool |
| Nearest name | Bluey Grey (#89A0B0) |
| Black text | 7.85:1 |
| White text | 2.67:1 |
Values
| HEX | #899FC8 |
| RGB | rgb(137, 159, 200) |
| HSL | hsl(219, 36%, 66%) |
| OKLCH | oklch(70% 0.065 262.7) |
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 #899FC8 | 2.67:1 | Fails | Lc -57.1 | Large or bold text, headings |
| Black text on #899FC8 | 7.85:1 | AAA | Lc 52.1 | Large or bold text, headings |
| #899FC8 text on white | 2.67:1 | Fails | Lc 51.9 | Large or bold text, headings |
| #899FC8 text on black | 7.85:1 | AAA | Lc -50.0 | 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
#F3F5F9
oklch(97% 0.006 264.5)
-
Step 100
100
#E6EAF2
oklch(93.6% 0.012 264.5)
-
Step 200
200
#D1D9E9
oklch(88.4% 0.024 264.4)
-
Step 300
300
#B3C1DC
oklch(80.9% 0.041 263.6)
-
Step 400
400 (this color)
#899FC8
oklch(70% 0.065 262.7)
-
Step 500
500
#6E89BD
oklch(63% 0.085 263)
-
Step 600
600
#5673A9
oklch(55.7% 0.091 262.2)
-
Step 700
700
#476091
oklch(49.1% 0.085 263)
-
Step 800
800
#3A4F75
oklch(42.8% 0.069 261.7)
-
Step 900
900
#32415F
oklch(37.6% 0.055 263.6)
-
Step 950
950
#1D2637
oklch(26.8% 0.034 262.7)
#899FC8 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) | #91A1CA | 0.013 |
| Deuteranopia (no green cones) | #8B9CC7 | 0.008 |
| Tritanopia (no blue cones) | #77A7AD | 0.057 |
| Achromatopsia (no color) | #9E9E9E | 0.065 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #899FC8
#899FC8
oklch(70% 0.065 262.7)
- #B39B70
#B39B70
oklch(70% 0.065 81.8)
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 #899FC8, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bluey Grey #89A0B0 ΔE 0.037
- Cool Gray #8D99AE ΔE 0.037
- Bluegrey #85A3B2 ΔE 0.039
- Greyblue #77A1B5 ΔE 0.039
- Cool Steel #97A7B3 ΔE 0.047
- Cool Grey #95A3A6 ΔE 0.057
- Silver Lake Blue #778DA9 ΔE 0.067
- Pewter #96A8A1 ΔE 0.072
Use #899FC8 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.