#899FC4
Closest named color: Bluey Grey (#89A0B0). oklch(69.9% 0.06 260.7), rgb(137, 159, 196).
Aa
Black text reads best on this color (7.82:1).
About this color
#899FC4 is a medium-light, muted blue. In OKLCH its lightness is 70%, its chroma 0.060 and its hue 261°. Its hue sits on the cool side of the wheel. The nearest named color is Bluey Grey (#89A0B0), ΔE 0.031 away. Black text reads best on it, at 7.82:1.
| Hue family | Blues |
| Lightness | medium-light (70%) |
| Chroma | muted (0.060) |
| Temperature | cool |
| Nearest name | Bluey Grey (#89A0B0) |
| Black text | 7.82:1 |
| White text | 2.68:1 |
Values
| HEX | #899FC4 |
| RGB | rgb(137, 159, 196) |
| HSL | hsl(218, 33%, 65%) |
| OKLCH | oklch(69.9% 0.06 260.7) |
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 #899FC4 | 2.68:1 | Fails | Lc -57.3 | Large or bold text, headings |
| Black text on #899FC4 | 7.82:1 | AAA | Lc 51.9 | Large or bold text, headings |
| #899FC4 text on white | 2.68:1 | Fails | Lc 52.1 | Large or bold text, headings |
| #899FC4 text on black | 7.82:1 | AAA | Lc -49.7 | 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
#E6EAF1
oklch(93.6% 0.01 261.8)
-
Step 200
200
#D1DAE7
oklch(88.5% 0.02 257.5)
-
Step 300
300
#B3C1D9
oklch(80.8% 0.037 261.3)
-
Step 400
400 (this color)
#899FC4
oklch(69.9% 0.06 260.7)
-
Step 500
500
#6F8AB8
oklch(63.1% 0.076 260.9)
-
Step 600
600
#5774A4
oklch(55.7% 0.082 260.2)
-
Step 700
700
#47618D
oklch(49.2% 0.078 260.6)
-
Step 800
800
#3B4F72
oklch(42.7% 0.064 261.2)
-
Step 900
900
#32425C
oklch(37.7% 0.049 259.9)
-
Step 950
950
#1E2736
oklch(27.1% 0.031 260.5)
#899FC4 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) | #93A1C6 | 0.015 |
| Deuteranopia (no green cones) | #8D9BC3 | 0.011 |
| Tritanopia (no blue cones) | #78A7AB | 0.054 |
| Achromatopsia (no color) | #9E9E9E | 0.060 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #899FC4
#899FC4
oklch(69.9% 0.06 260.7)
- #B29B74
#B29B74
oklch(70% 0.06 80.6)
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 #899FC4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bluey Grey #89A0B0 ΔE 0.031
- Cool Gray #8D99AE ΔE 0.032
- Bluegrey #85A3B2 ΔE 0.033
- Greyblue #77A1B5 ΔE 0.034
- Cool Steel #97A7B3 ΔE 0.043
- Cool Grey #95A3A6 ΔE 0.051
- Silver Lake Blue #778DA9 ΔE 0.064
- Pewter #96A8A1 ΔE 0.066
Use #899FC4 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.