#457283
Closest named color: Metallic Blue (#4F738E). oklch(52.6% 0.056 224.1), rgb(69, 114, 131).
Aa
White text reads best on this color (5.26:1).
About this color
#457283 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 53%, its chroma 0.056 and its hue 224°. Its hue sits on the cool side of the wheel. The nearest named color is Metallic Blue (#4F738E), ΔE 0.022 away. White text reads best on it, at 5.26:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (53%) |
| Chroma | muted (0.056) |
| Temperature | cool |
| Nearest name | Metallic Blue (#4F738E) |
| Black text | 3.98:1 |
| White text | 5.26:1 |
Values
| HEX | #457283 |
| RGB | rgb(69, 114, 131) |
| HSL | hsl(196, 31%, 39%) |
| OKLCH | oklch(52.6% 0.056 224.1) |
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 #457283 | 5.26:1 | AA | Lc -81.4 | Fine for body text |
| Black text on #457283 | 3.98:1 | AA large text | Lc 28.0 | Dividers and decoration only |
| #457283 text on white | 5.26:1 | AA | Lc 76.1 | Fine for body text |
| #457283 text on black | 3.98:1 | AA large text | Lc -25.7 | Dividers and decoration only |
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 600.
-
Step 50
50
#F3F6F7
oklch(97.1% 0.003 219.5)
-
Step 100
100
#E5EBED
oklch(93.6% 0.007 219.6)
-
Step 200
200
#D0DBE0
oklch(88.5% 0.014 226.6)
-
Step 300
300
#B0C5CD
oklch(81% 0.026 222.7)
-
Step 400
400
#86A7B4
oklch(70.8% 0.041 223.8)
-
Step 500
500
#6791A1
oklch(63.2% 0.052 223.6)
-
Step 600
600 (this color)
#457283
oklch(52.6% 0.056 224.1)
-
Step 700
700
#3E6777
oklch(49% 0.053 224.9)
-
Step 800
800
#345461
oklch(42.7% 0.043 225.7)
-
Step 900
900
#2E464F
oklch(37.8% 0.033 223.4)
-
Step 950
950
#1B292E
oklch(27% 0.021 222)
#457283 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) | #687084 | 0.044 |
| Deuteranopia (no green cones) | #5F6983 | 0.040 |
| Tritanopia (no blue cones) | #287777 | 0.038 |
| Achromatopsia (no color) | #6C6C6C | 0.056 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #457283
#457283
oklch(52.6% 0.056 224.1)
- #876050
#876050
oklch(52.6% 0.057 43.2)
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 #457283, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Metallic Blue #4F738E ΔE 0.022
- Dull Blue #49759C ΔE 0.040
- Slate #516572 ΔE 0.041
- Deep Aqua #08787F ΔE 0.041
- Ocean #017B92 ΔE 0.042
- Cerulean #457B9D ΔE 0.043
- Sea Blue #047495 ΔE 0.043
- Stormy Blue #507B9C ΔE 0.046
Use #457283 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.