#819EAD
Closest named color: Bluey Grey (#89A0B0). oklch(68.2% 0.039 230.5), rgb(129, 158, 173).
Aa
Black text reads best on this color (7.42:1).
About this color
#819EAD is a medium-light, muted blue. In OKLCH its lightness is 68%, its chroma 0.039 and its hue 231°. Its hue sits on the cool side of the wheel. The nearest named color is Bluey Grey (#89A0B0), ΔE 0.013 away. Black text reads best on it, at 7.42:1.
| Hue family | Blues |
| Lightness | medium-light (68%) |
| Chroma | muted (0.039) |
| Temperature | cool |
| Nearest name | Bluey Grey (#89A0B0) |
| Black text | 7.42:1 |
| White text | 2.82:1 |
Values
| HEX | #819EAD |
| RGB | rgb(129, 158, 173) |
| HSL | hsl(200, 21%, 59%) |
| OKLCH | oklch(68.2% 0.039 230.5) |
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 #819EAD | 2.82:1 | Fails | Lc -59.6 | Large or bold text, headings |
| Black text on #819EAD | 7.42:1 | AAA | Lc 49.8 | Large or bold text, headings |
| #819EAD text on white | 2.82:1 | Fails | Lc 54.3 | Large or bold text, headings |
| #819EAD text on black | 7.42:1 | AAA | Lc -47.5 | 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
#F3F6F7
oklch(97.1% 0.003 219.5)
-
Step 100
100
#E5EBEE
oklch(93.6% 0.008 228.9)
-
Step 200
200
#D1DBE0
oklch(88.5% 0.013 228.9)
-
Step 300
300
#B1C4CE
oklch(80.9% 0.025 230.5)
-
Step 400
400 (this color)
#819EAD
oklch(68.2% 0.039 230.5)
-
Step 500
500
#6A90A2
oklch(63.2% 0.05 228.8)
-
Step 600
600
#517A8D
oklch(55.7% 0.054 228.7)
-
Step 700
700
#426678
oklch(49% 0.05 230.8)
-
Step 800
800
#375362
oklch(42.6% 0.042 232.4)
-
Step 900
900
#2F4550
oklch(37.7% 0.033 230.4)
-
Step 950
950
#1C282F
oklch(26.9% 0.021 234.2)
#819EAD 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) | #979DAE | 0.029 |
| Deuteranopia (no green cones) | #9097AD | 0.026 |
| Tritanopia (no blue cones) | #74A2A3 | 0.027 |
| Achromatopsia (no color) | #9A9A9A | 0.039 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #819EAD
#819EAD
oklch(68.2% 0.039 230.5)
- #AE9384
#AE9384
oklch(68.4% 0.039 50.8)
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 #819EAD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bluey Grey #89A0B0 ΔE 0.013
- Greyblue #77A1B5 ΔE 0.015
- Bluegrey #85A3B2 ΔE 0.016
- Cool Gray #8D99AE ΔE 0.020
- Cool Grey #95A3A6 ΔE 0.033
- Cool Steel #97A7B3 ΔE 0.040
- Cadet Blue #5F9EA0 ΔE 0.045
- Pewter #96A8A1 ΔE 0.048
Use #819EAD 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.